JEE-MAIN SERIES Physics
Escape Speed
13 previous year questions.
Volume: 13 Ques
Yield: Medium
High-Yield Trend
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2025 3
2024 2
2023 7
2022 Chapter Questions 13 MCQs
01
PYQ 2022
hard
physics ID: jee-main
Two satellites S1 and S2 are revolving in circular orbits around a planet with radius R1 = 3200 km and R2 = 800 km respectively. The ratio of speed of satellite S1 to the speed of satellite S2 in their respective orbits would be 1/x where x =
02
PYQ 2022
medium
physics ID: jee-main
A block of metal weighing 2 kg is resting on a frictionless plane (as shown in figure). It is struck by a jet releasing water at a rate of 1 kgsβ1 and at a speed of 10 msβ1. Then, the initial acceleration of the block, in msβ2, will be:
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3
2
6
3
5
4
4
03
PYQ 2022
easy
physics ID: jee-main
The escape velocity of a body on a planet βAβ is 12 kmsβ1. The escape velocity of the body on another planet βBβ, whose density is four times and radius is half of the planet βAβ, is
1
12 kmsβ1
2
24 kmsβ1
3
36 kmsβ1
4
6 kmsβ1
04
PYQ 2022
hard
physics ID: jee-main
A positive charge particle of 100 mg is thrown in opposite direction to a uniform electric field of strength 1 Γ 105 NCβ1. If the charge on the particle is 40 ΞΌC and the initial velocity is 200 msβ1, how much distance it will travel before coming to the rest momentarily?
1
1 m
2
5 m
3
10 m
4
0.5 m
05
PYQ 2022
medium
physics ID: jee-main
A ball is projected from the ground with a speed 15 ms1 at an angle ΞΈ with horizontal so that its range and maximum height are equal, then βtan ΞΈβ will be equal to
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2
3
2
4
4
06
PYQ 2022
medium
physics ID: jee-main
A curved in a level road has a radius 75 m. The maximum speed of a car turning this curved road can be 30 m/s without skidding. If radius of curved road is changed to 48 m and the coefficient of friction between the tyres and the road remains same, then maximum allowed speed would be ______ m/s.
07
PYQ 2022
medium
physics ID: jee-main
The activity of a radioactive material is 2.56 Γ 10β3 Ci. If the half life of the material is 5 days, after how many days the activity will become 2 Γ 10β5 Ci?
1
30 days
2
35 days
3
40 days
4
25 days
08
PYQ 2023
medium
physics ID: jee-main
Given below are two statements :
Statement I: For a planet, if the ratio of mass of the planet to its radius increases, the escape velocity from the planet also increases.
Statement II: Escape velocity is independent of the radius of the planet.
In the light of above statements, choose the most appropriate answer from the option given below:
Statement I: For a planet, if the ratio of mass of the planet to its radius increases, the escape velocity from the planet also increases.
Statement II: Escape velocity is independent of the radius of the planet.
In the light of above statements, choose the most appropriate answer from the option given below:
1
Both Statement I and Statement II are correct
2
Both Statement I and Statement II are incorrect
3
Statement I is correct but statement II is incorrect
4
Statement I is incorrect but statement II is correct
09
PYQ 2023
hard
physics ID: jee-main
As shown in the figure, a particle is moving with constant speed Ο m/s. Considering its motion from A to B, the magnitude of the average velocity is
1
Ο m/s
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3
4
10
PYQ 2024
hard
physics ID: jee-main
Mass of the moon is times the mass of a planet. Its diameter is the diameter of the planet if the escape velocity of the planet is then the escape velocity of the moon will be
11
PYQ 2024
easy
physics ID: jee-main
To project a body of mass from Earth's surface to infinity, the required kinetic energy is (assume, the radius of Earth is , = acceleration due to gravity on the surface of Earth):
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2
3
4
12
PYQ 2024
easy
physics ID: jee-main
The mass of the moon is 1/144 times the mass of a planet and its diameter 1/16 times the diameter of a planet. If the escape velocity on the planet is v, the escape velocity on the moon will be:
1
2
3
4
13
PYQ 2025
medium
physics ID: jee-main
An object is kept at rest at a distance of 3R above the earthβs surface where is earthβs radius. The minimum speed with which it must be projected so that it does not return to earth is: (Assume = mass of earth, = Universal gravitational constant)
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4